/* Nội dung tổng quan */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); /* nhỏ hơn */
  gap: 1rem; /* giảm khoảng cách */
  margin-top: 1rem;
}

.card {
  display: flex;
  flex-direction: column; /* 👈 xếp icon + text theo chiều dọc */
  align-items: flex-start; /* 👈 căn trái toàn bộ */
  gap: 0rem;
  padding: 0.85rem 1rem;
  border-radius: 0.75rem;
  background-color: var(--md-default-bg-color);
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: border-color 0.3s ease;
  text-decoration: none;
  color: inherit;
}

.card:hover {
  border-color: #2d6df6 !important;
}

.card-icon {
  width: 1.25rem;
  height: 1.25rem;
  background-color: #2d6df6;
  mask-repeat: no-repeat;
  mask-position: center;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  -webkit-mask-position: center;
  -webkit-mask-size: contain;
  flex-shrink: 0;
}

.card-title {
  margin: 0.4em 0 0.4em !important;
  font-weight: 700 !important;
  font-size: 0.8rem !important; /* nhỏ hơn trước */
  color: #e0f2fe;
}

.card-desc {
  margin: 0.4em 0 0.4em !important;
  font-size: 0.7rem; /* nhỏ hơn trước */
  line-height: 1rem;
  color: #e0f2fe;
}

/* Chế độ tối (slate) */
body[data-md-color-scheme="slate"] {
  .card {
    border: 1px solid rgba(255, 255, 255, 0.05);
  }
  .card-desc {
    color: #e0f2fe;
  }
  .card-title {
    color: #e0f2fe;
  }
  .card {
    background-color: var(--md-default-bg-color);
  }
}

body[data-md-color-scheme="default"] {
  .card {
    border: 1px solid rgba(0, 0, 0, 0.1); /* xám nhạt */
  }
  .card-desc {
    color: #111827;
  }
  .card-title {
    color: #111827;
  }
}

.card {
  position: relative;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.08);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  background: #fff;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.15);
}

.card-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  padding: 1.5rem;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent 60%);
  opacity: 0;
  transform: translateY(10%);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.card:hover .card-overlay {
  opacity: 1;
  transform: translateY(0);
}

.card-overlay button {
  background-color: #ffffffcc;
  color: #111;
  border: none;
  padding: 10px 20px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 10px;
  backdrop-filter: blur(6px);
  cursor: pointer;
  transition: background-color 0.2s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.card-overlay button:hover {
  background-color: #fff;
}

.card-overlay button {
  background-color: #ffffffcc;
  color: #111;
  border: none;
  padding: 10px 20px;
  font-size: 0.65rem;
  font-weight: 600;
  border-radius: 10px;
  backdrop-filter: blur(6px);
  cursor: pointer;
  transition: background-color 0.2s ease;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 8px; /* khoảng cách giữa icon và text */
}

.card-overlay button:hover {
  background-color: #fff;
}

/* 👁️ Thu nhỏ icon */
.card-overlay button i {
  font-size: 0.55rem;
  color: #333;
  line-height: 1;
}

.icon-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  cursor: pointer;
  font-size: 14px;
  padding: 4px 8px;
  transition: background 0.2s;
}

.icon-button .button-label {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease;
  white-space: nowrap;
}

.icon-button:hover .button-label {
  opacity: 1;
  visibility: visible;
}
.icon-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  text-decoration: none;
}